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https://review.coreboot.org/flashrom.git
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c845e64b4f
With this, register_opaque_master can take care of register_shutdown as well, and every opaque master only needs to call register_opaque_master instead of calling both register_opaque_master and register_shutdown. Next patches in the chain convert opaque masters to use new API. BUG=b:185191942 TEST=builds and ninja test from CB:56413 Change-Id: I34183e6bafc787eec54ee4a26b73a40803f3ce99 Signed-off-by: Anastasia Klimchuk <aklm@chromium.org> Reviewed-on: https://review.coreboot.org/c/flashrom/+/56823 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Edward O'Callaghan <quasisec@chromium.org>
72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/*
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* This file is part of the flashrom project.
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*
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* Copyright (C) 2011,2013,2014 Carl-Daniel Hailfinger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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/*
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* Contains the opaque master framework.
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* An opaque master is a master which does not provide direct access
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* to the flash chip and which abstracts all flash chip properties into a
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* master specific interface.
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*/
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#include <stdint.h>
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#include "flash.h"
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#include "flashchips.h"
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#include "chipdrivers.h"
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#include "programmer.h"
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int probe_opaque(struct flashctx *flash)
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{
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return flash->mst->opaque.probe(flash);
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}
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int read_opaque(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len)
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{
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return flash->mst->opaque.read(flash, buf, start, len);
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}
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int write_opaque(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len)
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{
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return flash->mst->opaque.write(flash, buf, start, len);
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}
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int erase_opaque(struct flashctx *flash, unsigned int blockaddr, unsigned int blocklen)
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{
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return flash->mst->opaque.erase(flash, blockaddr, blocklen);
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}
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int register_opaque_master(const struct opaque_master *mst, void *data)
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{
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struct registered_master rmst = {0};
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if (mst->shutdown) {
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if (register_shutdown(mst->shutdown, data)) {
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mst->shutdown(data); /* cleanup */
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return 1;
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}
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}
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if (!mst->probe || !mst->read || !mst->write || !mst->erase) {
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msg_perr("%s called with incomplete master definition. "
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"Please report a bug at flashrom@flashrom.org\n",
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__func__);
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return ERROR_FLASHROM_BUG;
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}
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rmst.buses_supported = BUS_PROG;
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rmst.opaque = *mst;
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if (data)
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rmst.opaque.data = data;
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return register_master(&rmst);
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}
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